Convert src/compiler/compile/render_dom/wrappers/shared/Wrapper.ts to JavaScript

pull/8569/head
Simon Holthausen 3 years ago
parent a6fb5c13f5
commit f29b35617a

@ -1,22 +1,32 @@
import Renderer from '../../Renderer';
import Block from '../../Block';
import { x } from 'code-red';
import { TemplateNode } from '../../../../interfaces';
import { Identifier } from 'estree';
export default class Wrapper {
renderer: Renderer;
parent: Wrapper;
node: TemplateNode;
prev: Wrapper | null;
next: Wrapper | null;
/** @type {import('../../Renderer.js').default} */
renderer;
var: Identifier;
/** @type {Wrapper} */
parent;
constructor(renderer: Renderer, block: Block, parent: Wrapper, node: TemplateNode) {
this.node = node;
/** @type {import('../../../../interfaces.js').TemplateNode} */
node;
/** @type {Wrapper | null} */
prev;
/** @type {Wrapper | null} */
next;
/** @type {import('estree').Identifier} */
var;
/**
* @param {import('../../Renderer.js').default} renderer
* @param {import('../../Block.js').default} block
* @param {Wrapper} parent
* @param {import('../../../../interfaces.js').TemplateNode} node
*/
constructor(renderer, block, parent, node) {
this.node = node;
// make these non-enumerable so that they can be logged sensibly
// (TODO in dev only?)
Object.defineProperties(this, {
@ -27,11 +37,15 @@ export default class Wrapper {
value: parent
}
});
block.wrappers.push(this);
}
get_or_create_anchor(block: Block, parent_node: Identifier, parent_nodes: Identifier) {
/**
* @param {import('../../Block.js').default} block
* @param {import('estree').Identifier} parent_node
* @param {import('estree').Identifier} parent_nodes
*/
get_or_create_anchor(block, parent_node, parent_nodes) {
// TODO use this in EachBlock and IfBlock — tricky because
// children need to be created first
const needs_anchor = this.next
@ -40,37 +54,35 @@ export default class Wrapper {
const anchor = needs_anchor
? block.get_unique_name(`${this.var.name}_anchor`)
: (this.next && this.next.var) || { type: 'Identifier', name: 'null' };
if (needs_anchor) {
block.add_element(
anchor,
x`@empty()`,
parent_nodes && x`@empty()`,
parent_node as Identifier
);
block.add_element(anchor, x `@empty()`, parent_nodes && x `@empty()`,
/** @type {import('estree').Identifier} */ (parent_node));
}
return anchor;
}
get_update_mount_node(anchor: Identifier): Identifier {
return (
this.parent && this.parent.is_dom_node() ? this.parent.var : x`${anchor}.parentNode`
) as Identifier;
/**
* @param {import('estree').Identifier} anchor
* @returns {import("C:/repos/svelte/svelte/node_modules/.pnpm/@types+estree@1.0.0/node_modules/@types/estree/index").import('estree').Identifier}
*/
get_update_mount_node(anchor) {
return /** @type {import('estree').Identifier} */ ((this.parent && this.parent.is_dom_node() ? this.parent.var : x `${anchor}.parentNode`));
}
is_dom_node() {
return (
this.node.type === 'Element' || this.node.type === 'Text' || this.node.type === 'MustacheTag'
);
return (this.node.type === 'Element' || this.node.type === 'Text' || this.node.type === 'MustacheTag');
}
render(
_block: Block,
_parent_node: Identifier,
_parent_nodes: Identifier,
_data: Record<string, any> = undefined
) {
/**
* @param {import('../../Block.js').default} _block
* @param {import('estree').Identifier} _parent_node
* @param {import('estree').Identifier} _parent_nodes
* @param {Record<string, any>} _data
*/
render(_block, _parent_node, _parent_nodes, _data = undefined) {
throw Error('Wrapper class is not renderable');
}
}

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